A-tuner is a small tool for changing the following 4 settings on your Nvidia card and should work with Nvidia Detonators 23.11 - 44.65 and Windows 98/ME/2000/XP. Additionally it provides small tweaks to Detonator drivers. Anti-Aliasing (including all unofficial modes) Anisotropic Filtering Vsync MipMap LOD (Level Of Detail) Bias